20,000 students. In July 2003, the University Library website added the Rose Float Collection. Later that month, the library announced a major extension that would add an additional wing to the library. Three years later, the library extension groundbreaking ceremony happened. The extension added 101,853 square feet of space in addition to the 205,000 square foot space. This extension added classrooms, additional library space, offices, and a 24-hour computer lab. On June 23, 2008, the library had a soft re-opening with the new extension. On July 29, 2008, the Chino Hills Earthquake struck, a magnitude 5.4 earthquake south of Cal Poly Pomona. The earthquake did not cause structural damage, but there were lots of cosmetic damage, such as scattered books, cracked paint, and loose light fixtures. The library closed the third to the sixth floor for two days to reshelve all the fallen books. In some aisles, “hundreds of fallen books created impassable piles nearly two feet high." Harold Schliefer retired as the Library Dean in 2008, Dr. Gilbert (Gil) Brum took over as the Interim Library Dean until the appointment of Dr. Rui (Ray) Wang as the Library Dean. In 2012, the W.K. Kellogg Arabian Horse Library opened to the public. Located on the 1st floor, the W.K. Kellogg Arabian Horse Library houses unique and rare books and periodicals collections, memorabilia, photographs on W.K. Kellogg, Arabian horses, and Cal Poly Pomona. In 2013, the Huntley Gallery opened, named after Don Huntley, alumnus and benefactor of Cal Poly Pomona; the gallery is the permanent home for the Don Huntley Western Art Collection. The gallery features artwork from Cal Poly Pomona faculty, students, and staff each semester. The installation of the gallery was a collaboration between the University Library and the College of Environmental Design. 2013 was the 75th anniversary of the Cal Poly Pomona W.K. Kellogg Arabian Horse Library. Dr. Rui (Ray) Wang stepped down from his position as Library Dean in December 2017 and became Library Dean and Chief Information Officer at the University of New Orleans. Longtime librarian Emma Gibson took over as Interim Library Dean from 2017 to her retirement in 2020. On April 19, 2018, the Cal Poly Pomona University Library dedicated the Dean's Conference Room to Dr. Claude Coppel and his late wife, Lynn Coppel. In November 2019, the University Library awarded the inaugural Lynn and Claude Coppel Endowed Student Scholarship that recognizes outstanding library